Câu 1: What is the place value of digit 5 in this number 45
Answer:5
Câu 2: Fill in the given sequences with the next consecutive natural number: 3; 5 7; ...
Answer:9
Câu 3: Compare: A = 10 + 32 + 54 + 76 + 98 and B = 54 + 90 + 36 + 12 + 78
Answer:=
Câu 4: What is the missing number in the blank: 496 x 7 = ... + 450
Answer:3022
Câu 5: Find the value of the following expressions: 6000 - 1300 x 2
Answer:3400
Câu 6: Find the value of the following expressions: 9000 + 1000 : 2
Answer:9500
Câu 7: What is the place value of digit 5 in this number 456
Answer:50
Câu 8: What is the place value of digit 5 in this number 12589
Answer:500
Câu 9: What is the place value of digit 5 in this number 195300
Answer:5000
Câu 10: Fill in the given sequences with the next consecutive natural number: 2; 4; 6
Answer:8
Câu 1: What is the place value of digit 5 in this number 45
Answer:5
Câu 2: Fill in the given sequences with the next consecutive natural number: 3; 5 7; ...
Answer:9
Câu 3: Compare: A = 10 + 32 + 54 + 76 + 98 and B = 54 + 90 + 36 + 12 + 78
Answer:=
Câu 4: What is the missing number in the blank: 496 x 7 = ... + 450
Answer:3022
Câu 5: Find the value of the following expressions: 6000 - 1300 x 2
Answer:3400
Câu 6: Find the value of the following expressions: 9000 + 1000 : 2
Answer:9500
Câu 7: What is the place value of digit 5 in this number 456
Answer:50
Câu 8: What is the place value of digit 5 in this number 12589
Answer:500
Câu 9: What is the place value of digit 5 in this number 195300
Answer:5000
Câu 10: Fill in the given sequences with the next consecutive natural number: 2; 4; 6
Answer:8